Adds a Jilo Server check and notice.

app/classes/server.php

@@ -0,0 +1,34 @@
+<?php
+
+class Server {
+    private $db;
+
+    public function __construct($database) {
+        $this->db = $database->getConnection();
+    }
+
+    // get Jilo Server status
+    public function getServerStatus($host = '127.0.0.1', $port = 8080, $endpoint = '/health') {
+        $url = "http://$host:$port$endpoint";
+        $options = [
+            'http' => [
+                'method'    => 'GET',
+                'timeout'   => 3,
+            ],
+        ];
+        $context = stream_context_create($options);
+        $response = @file_get_contents($url, false, $context);
+
+        // We check the response if it's 200 OK
+        if ($response !== false && isset($http_response_header) && strpos($http_response_header[0], '200 OK') !== false) {
+            return true;
+        }
+
+        // If it's not 200 OK
+        return false;
+    }
+
+
+}
+
+?>

public_html/index.php

@@ -147,6 +147,15 @@ if ($page == 'logout') {
         $userTimezone = isset($userDetails[0]['timezone']) ? $userDetails[0]['timezone'] : 'UTC'; // Default to UTC if no timezone is set
     }
 
+    // check if the Jilo Server is running
+    require '../app/classes/server.php';
+    $serverObject = new Server($dbWeb);
+
+    $server_status = $serverObject->getServerStatus();
+    if (!$server_status) {
+        $error = 'The Jilo Server is not running. Some data may be old and incorrect.';
+    }
+
     // page building
     include '../app/templates/page-header.php';
     include '../app/templates/page-menu.php';